 As of early 2000 the unit consisted of eight companies flying and maintaining UH-60 Black Hawks and CH-47 Chinooks.The battalion had a total of 70 aircraft, which was larger than the normal 24 in a then-standard aviation battalion.A standard battalion generally flew 3,000-4,000 hours per year, while the 5th Battalion had nearly 12,000 accident-free flying hours during 1999.